// Copyright 2018 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package segment

import (
	"context"
)

func (s *Set) saveRoot() []FlatSegment {
	fs := s.ExportSlice()
	// The state package saves data in slice capacity beyond slice length; save
	// it some time by cutting ours off.
	fs = fs[:len(fs):len(fs)]
	return fs
}

func (s *Set) loadRoot(_ context.Context, fs []FlatSegment) {
	if err := s.ImportSlice(fs); err != nil {
		panic(err)
	}
}
